package com.leetcode;

import java.util.Scanner;
public class Test_1 {
    public static void main(String[] args) {
        Scanner scanner=new Scanner(System.in);
        int a=scanner.nextInt();
        int b=scanner.nextInt();
        System.out.println("a+b="+sum(a,b));
        System.out.println("a-b="+sub(a,b));
        System.out.println("a*b="+mul(a,b));
        System.out.println("a/b="+div(a,b));
        //==,--
        System.out.println("a++="+(a++));
        System.out.println("++a="+(++a));
        System.out.println("a--="+(a--));
        System.out.println("--a="+(--a));
    }
    public static int sum(int a,int b) {
        return a+b;
    }
    public static  int sub(int a,int b) {
        return a-b;
    }
    public static int mul(int a,int b) {
        return a*b;
    }
    public static int div(int a,int b) {
        return a/b;
    }
}
